/* 主体标题 */
.main_title{
    width: 1418px;
    height: 40px;
    margin-top: 17px;
    background-color: white;
}
.mt_1 img{
    height: 20px;
    margin-right: 5px;
}
.mt_1{
    font-size: 20px;
    line-height: 40px;
    margin-right: 15px;
    
}
.mt_2{
    font-size: 14px;
    border-left: 2px solid #cacaca;
    line-height: 40px;
    padding-left: 20px;
    box-sizing: border-box;
}
/* 主体内容 */
.main_box{
    height: 800px;
    width: 1200px;
    background-color: white;
    padding: 70px;
    box-sizing: border-box;
    margin-top: 20px;
}
.mb_box{
    width: 520px;
    height: 260px;
    background-color: #f1f1f1;
    padding: 10px;
    box-sizing: border-box;
}
.mb_box img{
    width: 235px;
    height: 235px;
}
.mb_box{
    margin-bottom: 20px;
}
.mb_box:nth-child(2n){
    margin-left: 20px;
}
h4{
    font-size: 16px;
    margin-top: 30px;
    margin-left: 255px;
}
.mb_box p{
    font-size: 14px;
    margin-top: 15px;
    margin-left: 255px;
}
.mb_box p span{
    color: #7099f2;
}